package com.qyl.honghengshop.interceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import com.qyl.honghengshop.common.PageConstant;
import com.qyl.honghengshop.dto.User;

public class OrderInterceptor implements HandlerInterceptor {


	@Override
	public boolean preHandle(HttpServletRequest request, HttpServletResponse response,
			Object arg2) throws Exception {

			User user = (User) request.getSession().getAttribute(PageConstant.SESSION_USER);
		
			if(user == null){
				//用户未登录，跳转到登录页面
				response.sendRedirect(request.getContextPath()+"/customer/toLogin");
				return false;
			}else{
				//用户已经登录，放行
				return true;
			}		
	}
	
	@Override
	public void afterCompletion(HttpServletRequest arg0,
			HttpServletResponse arg1, Object arg2, Exception arg3)
			throws Exception {
		// TODO Auto-generated method stub
		
	}

	@Override
	public void postHandle(HttpServletRequest arg0, HttpServletResponse arg1,
			Object arg2, ModelAndView arg3) throws Exception {
		// TODO Auto-generated method stub
		
	}


}
